Vape Mod MK7

I was dared to make a vape, so I did. It´s not the best, but its funktional.
here is a list of the parts I used:

510: http://www.modmaker.co.uk/Mod-Making-Supplies/510-Connectors/Fat-Daddy-Vapes-510-V3-Wood-Body
Switch: http://www.modmaker.co.uk/Mod-Making-Supplies/Switches/12mm-Stainless-Steel-Switch-With-Flat-Raised-Actuator
Battery contacts: http://www.modmaker.co.uk/Mod-Making-Supplies/Battery/Battery-Connectors/Keystone-209-Battery-Contact-Clips-x-4
Board: http://www.modmaker.co.uk/Mod-Making-Supplies/VV-VW-Boards/Retro-PWM-Board
Potentiometer: http://www.modmaker.co.uk/10K-Single-Turn-Trimming-Potentiometer
Switch: https://www.modmaker.co.uk/Mod-Making-Supplies/Switches/DPDT-Slide-Switch-8mm

I used a battery sled I found here: https://www.thingiverse.com/thing:1497005
I also included the wiring diagram.
Also a word of warning, all rules of non regulated/mechanical mods apply. So don´t overdischarge your batteries, because there is no undervoltage cutoff. The chip do